Employee dead, client critical after Paris cryotherapy session goes wrong

The tragedy occurred on Monday evening at a small sports centre located in the 11th district of the French capital, according to a police source. According to initial findings, a nitrogen leak from the cryochamber is thought to have caused the poisoning, a source close to the investigation saod. An employee of the gym, who was in her late 20s, died. A client of the establishment, who is in her 30s, was hospitalised in critical condition. "An investigation into the cause of death has been launched," the Paris public prosecutor's office said.